#!/bin/bash

function s1_goto_dir(){
          cd "$1"
}

function s2_touch_empty_file_with_given_name(){
          touch "$1"
}

function s3_make_directories(){
          mkdir -p projects/git projects/backup
}

function s4_create_6_files(){
          touch projects/{Linux1_,Linux2_}{centos,redhat,c_programming}
}

function s5_make_directories_in_git(){
          mkdir -p projects/git/{Linux1,Linux2}
}

function s6_move_files_to_dir_1_or_2(){
          mv projects/Linux1_* projects/git/Linux1/ && mv projects/Linux2_* projects/git/Linux2/
}

function s7_create_package_and_compress(){
          tar -czvf projects/backup/git.tar.gz -C ~/projects git/
}

function s8_delete_dir_git(){
          rm -rf ~/projects/git
}

function s9_recover_from_git_tar_gz_backup(){
          rm -rf ~/projects/git
          tar -zxvf projects/backup/git.tar.gz -C  projects/
}

function s10_create_package_and_compress(){
          tar -jcvf projects/backup/git.tar.bz2 ~/projects git/
}

function s11_find_and_sort_alphabetically_all_created_files_and_dirs(){
          find ./projects -type f -o -type d | sort
}

function s12_get_next_15_minutes_boundary(){
          date +'%Y-%m-%d_%H:%M:%S' -d @$(( $(date +%s)/900*900+900))
}
       

